---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-21 4.15.0-194-generic #205-Ubuntu SMP Fri Sep 16 19:49:27 UTC 2022 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Byte Order: Little Endian CPU(s): 4 On-line CPU(s) list: 0-3 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 NUMA node(s): 1 Vendor ID: AuthenticAMD CPU family: 23 Model: 49 Model name: AMD EPYC-Rome Processor Stepping: 0 CPU MHz: 2799.998 BogoMIPS: 5599.99 Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 32K L1i cache: 32K L2 cache: 512K L3 cache: 16384K NUMA node0 CPU(s): 0-3 Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm rep_good nopl xtopology cpuid extd_apicid tsc_known_freq pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw topoext perfctr_core ssbd ibrs ibpb stibp vmmcall fsgsbase tsc_adjust bmi1 avx2 smep bmi2 rdseed adx smap clflushopt clwb sha_ni xsaveopt xsavec xgetbv1 xsaves clzero xsaveerptr arat npt lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif umip rdpid arch_capabilities ---> nproc: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on udev 7.9G 0 7.9G 0% /dev tmpfs 1.6G 672K 1.6G 1% /run /dev/vda1 78G 9.6G 68G 13% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 7.9G 0 7.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 16040 567 11874 0 3598 15142 Swap: 1023 0 1023 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever inet6 ::1/128 scope host valid_lft forever preferred_lft forever 2: ens3: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:1d:ca:56 brd ff:ff:ff:ff:ff:ff inet 10.30.106.49/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86070sec preferred_lft 86070sec inet6 fe80::f816:3eff:fe1d:ca56/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-21) 11/02/26 _x86_64_ (4 CPU) 09:21:24 LINUX RESTART (4 CPU) 09:22:01 tps rtps wtps bread/s bwrtn/s 09:23:01 138.77 30.70 108.07 1672.00 39332.93 09:24:01 138.99 15.10 123.90 866.92 39039.09 09:25:01 80.72 4.33 76.39 151.82 9277.04 09:26:01 139.07 5.80 133.27 175.27 17327.42 Average: 124.39 13.98 110.41 716.42 26242.50 09:22:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:23:01 13615364 15506908 2809604 17.11 70844 2010332 1091632 6.25 711724 1858816 264728 09:24:01 11455100 13582036 4969868 30.26 79148 2227748 2613308 14.96 2720332 1986992 39728 09:25:01 8323604 11117796 8101364 49.32 90240 2820296 5228184 29.92 5357292 2400852 391700 09:26:01 6625556 9548496 9799412 59.66 93156 2938940 7119292 40.74 7002428 2443372 1732 Average: 10004906 12438809 6420062 39.09 83347 2499329 4013104 22.97 3947944 2172508 174472 09:22:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:23:01 lo 1.13 1.13 0.14 0.14 0.00 0.00 0.00 0.00 09:23:01 ens3 116.78 77.63 1675.97 23.41 0.00 0.00 0.00 0.00 09:24:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 09:24:01 ens3 345.79 297.20 2345.77 81.64 0.00 0.00 0.00 0.00 09:25:01 lo 0.07 0.07 0.01 0.01 0.00 0.00 0.00 0.00 09:25:01 ens3 77.47 55.20 533.55 21.37 0.00 0.00 0.00 0.00 09:26:01 lo 1.32 1.32 13.52 13.52 0.00 0.00 0.00 0.00 09:26:01 ens3 168.36 145.65 527.63 54.27 0.00 0.00 0.00 0.00 Average: lo 0.68 0.68 3.42 3.42 0.00 0.00 0.00 0.00 Average: ens3 177.10 143.92 1270.65 45.17 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-21) 11/02/26 _x86_64_ (4 CPU) 09:21:24 LINUX RESTART (4 CPU) 09:22:01 CPU %user %nice %system %iowait %steal %idle 09:23:01 all 18.95 0.00 1.38 5.43 0.02 74.23 09:23:01 0 33.89 0.00 1.85 7.19 0.02 57.05 09:23:01 1 23.50 0.00 1.71 0.87 0.02 73.90 09:23:01 2 12.81 0.00 0.90 0.32 0.00 85.98 09:23:01 3 5.57 0.00 1.07 13.37 0.02 79.98 09:24:01 all 51.68 0.00 1.83 0.54 0.02 45.93 09:24:01 0 47.22 0.00 1.87 0.23 0.03 50.64 09:24:01 1 54.86 0.00 2.03 0.89 0.03 42.20 09:24:01 2 55.11 0.00 1.12 0.12 0.02 43.64 09:24:01 3 49.51 0.00 2.31 0.92 0.02 47.25 09:25:01 all 51.44 0.00 2.06 0.23 0.02 46.25 09:25:01 0 38.51 0.00 1.13 0.00 0.02 60.34 09:25:01 1 51.51 0.00 2.16 0.12 0.02 46.20 09:25:01 2 60.38 0.00 2.73 0.18 0.02 36.70 09:25:01 3 55.48 0.00 2.21 0.65 0.02 41.64 09:26:01 all 58.91 0.00 1.64 0.37 0.03 39.05 09:26:01 0 57.45 0.00 1.39 0.02 0.02 41.13 09:26:01 1 68.89 0.00 1.90 0.18 0.05 28.97 09:26:01 2 55.36 0.00 1.40 0.18 0.02 43.04 09:26:01 3 53.94 0.00 1.86 1.10 0.02 43.08 Average: all 45.25 0.00 1.73 1.64 0.02 51.36 Average: 0 44.25 0.00 1.56 1.86 0.02 52.31 Average: 1 49.70 0.00 1.95 0.51 0.03 47.81 Average: 2 45.90 0.00 1.53 0.20 0.01 52.35 Average: 3 41.15 0.00 1.86 4.00 0.02 52.97